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      03-06-2013, 08:33 PM   #11
joec500
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Drives: it has 4 wheels
Join Date: Jul 2008
Location: San Francisco

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Quote:
Originally Posted by robc1976 View Post
Had a shop install the wavetrac into the pumpkin (I brought pumpkin into them), I installed everything else. When shifting, going WOT no noise at all but I hear a clunk (Not very loud) when going from park to reverse. If the back-lash was not set correctly would this cause this issue?..when car is in nuetral there is a bit of play in the drive shaft before it engages and I was a bit concerned. The only reason I had a shop install the wavetrac was to set the back-lash LOL!! The Insert nut is tighten, all h;laf-shaft bolts are tight...EVERYTHING is torqued to spec.

How much play should be in the driveshaft before it engages (half shafts move)?? Is there a way to test this?

There looks to be maybe 3-4MM of play give or take a 1MM LOL!
Does it sound like a two chalk sticks being hit together? If so, mine does the same thing. The shop that did my backlash is very well respected, I think it's just the nature of the beast.

I have zero noise in forward gears as well with my Wavetrac
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2007 E92 6MT SGM: MusicarNW Level 2, Procede Rev 2.5, FFTEC/Vishnu LPFP with Flexfuel Sensor and Flash, M3 Offset V701's, WaveTrac LSD, Michelin PSS, Downpipes, M3 Control Arms, TCKline D/A Suspension, LCI Tail lights, Lux AE's, ER Charge Pipe, DCI's, Mtech Front and Rear, M3 Sideskirts, HPF Stage 1 Clutch
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